In the final collection of DANCE MOMS Season 5, the Abby Lee Dance Company makes a permanent move to Los Angeles. Maddie and Mackenzie come face-to-face again in the solo category but are now in the same age group. With only four weeks until Nationals, the girls and their mums are desperate for a group routine win after two recent losses. Can the ADLC carry their success from Pittsburgh and come out on top in LA?